Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 6.13
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -5.06 -0.375 1.90
Prot (kg) -4.62 -0.441 2.04
Fertility Sub Index 6.09
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 0.80 1.117 0.89
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index -0.12
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 15.04

* Based on an €80/tonne carbon price